Recently Updated Extensions
Look Up in Dictionary Requires Restart
Looks up a selected word in OS X's Dictionary.app
Free/Busy Requires Restart
Publish free/busy calendar file (*.ifb) via ftp or to a file. View other people's free/busy info in meeting organizer window. Integrate Thunderbird and Outlook calendars without Exchange server.
Is It Compatible? Requires Restart
**Notice: This addon is no longer maintained.** Are your addons compatible with the next version of Firefox? Find out straight from the Addons window! **Version 0.6.0 is available from the Versions page, it was never approved by AMO**
Highlighter Requires Restart
Quickly highlight some text in Thunderbird message composing windows.
dwEasySubject Requires Restart
When you enter a destination, you are editing incomplete address, mailer help you compensate last word by use auto-complete. However, Subject is not used auto-complete. it is enter easy by auto-complete subject line choice sent in the past.
Hide Menubar Requires Restart
Supports to hide Menu Bar automatically, you can press the ALT key to show it temporarily.
SearchWith Requires Restart
Search selected text with various search services...
Eortologio - Greek Namedays Calendar (Thunderbird) Requires Restart
This extension consists of a Greek Orthodox Namedays reminder. It displays in Thunderbird status bar current day's celebrated names.
eCleaner Requires Restart
Clears preferences left by extensions after uninstallation
New Mail Attention Requires Restart
This addon calls attention to main window on new message arrival.
Moji Requires Restart
An integrated sidebar-dictionary for Japanese and Chinese including kanji dictionary.
Repeat Borders Requires Restart
Adds darker borders to repeat events to distinguish them from single events.
ResetRec Requires Restart
ResetRec allows you to reset the recipient list.
Shift Box Requires Restart
Replay your INBOX!
Fingerfox (SE) Requires Restart
Use MS Fingerprint Reader with Firefox and Thunderbird...
zFiler mail Requires Restart
Automatic conversion from 'plain' attachments to zFiler links, when message is being sent.
Birthday Reminder Requires Restart
Birthday Reminder reminds of upcoming birthdays for all contacts in Thunderbird's address book. Supports Lightning, reminders and even Google Calendar :-)
Track your shipment Requires Restart
Link to tracking sites. (mainly Japanese companies)
.vcs Support Requires Restart
Import and export calendar files in vCalendar (.vcs) format
Extension List Dumper Requires Restart
This extension adds a button ("Dump list") to the Add-ons window. When this button is pressed, a new window is opened with the list of installed extensions, themes or plugins...